Categories

A sample text widget

Etiam pulvinar consectetur dolor sed malesuada. Ut convallis euismod dolor nec pretium. Nunc ut tristique massa.

Nam sodales mi vitae dolor ullamcorper et vulputate enim accumsan. Morbi orci magna, tincidunt vitae molestie nec, molestie at mi. Nulla nulla lorem, suscipit in posuere in, interdum non magna.

Defect Management – Definition, types, etc

What is a defect?

For a test engineer, a defect is:
• Any deviation from a given specification.
• Anything that causes user dissatisfaction
• Incorrect output
• Software is not behaving the way it should behave.

Difference between bug, defect and error:-
• Software is said to have a bug if the features deviate from the specifications.
• Software is said to have a defect if it is having some unwanted side effects.
• Software is said to have an error if it is giving an incorrect output.

DEFECT TAXONOMIES

When you look at categorizing software defects, they fall into the below categories:
• Errors of Commission : when something wrong is done.
• Errors of Omission : when something is left out by accident.
• Errors of Clarity & Ambiguity : when there are different interpretations.
• Errors of speed & capacity.
• Conceptual or Design bugs.
• Coding bugs
• Integration bugs.
• User interface errors.
• Functional errors.
• Communication errors.
• Missing commands
• Performance
• Output
• Error handling errors.
• Boundary related errors
• Calculation errors
• Control flow errors.
• Race condition errors.
• Load condition errors.
• Hardware errors.
• Source & Version control errors.
• Documentation errors.
• Testing errors.

Leave a Reply

You can use these HTML tags

<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>